Check the listing for details. Mercedes W204 W207 W212 X204 ESL ELECTRONIC STEERING LOCK EMULATOR PROGRAMMING. Condition: New other (see details). Listed at 120.00 USD. HOW IT WORKS:Purchase the product here.Remove your EIS and KEY from your car.Package the EIS and KEY safely in a padded box with the print out. Once you receive the module, back, Just install and start the car. That's IT!! THE PROBLEM WE SOLVE:Steering Lock motor gears are worn outKeys turn but car will not startKey doesn't turn in the MercedesElectronic Ignition SwitchSteering lock is OFF with no key in ignitionBattery has become low and the lock has not come back onSteering is locked on with key in ignitionTHE BENEFITS OF EMULATOR:You will save hundreds of dollars and you will eliminate the possibility of the new steering lock motor gears wearing out again.You will save thousands of dollars comparing to Mercedes Dealership which costs between $1800-$2300. This Emulator will fit directly in the same spot as your defective/worn old steering lock.